9-Year-old Chu Mo met "9-year-old He Chenggang", and 12-year-old Chu Mo met 14-year-old Liu Jiacheng. He found his biological father, learned that he had two half-brothers, and solved the truth behind his mother's death. She has a super brain, but she doesn't know that the person she has let go of is him
Purpose: People with depression also deserve love